body,
html,
#container {
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: "微软雅黑";
}

* {
  margin: 0;
  padding: 0;
}

.operate {
  width: 100%;
  position: fixed;
  left: 0;
  top: 1rem;
  z-index: 99999;
  padding: 1rem;
  font-size: 16px;
  display: flex;
  justify-content: space-between;
  box-sizing: border-box;
}

.close,
.pull {
  width: 1.5rem;
  height: 1.5rem;
  line-height: 1.5rem;
  text-align: center;
  border-radius: .25rem;
  background-color: #fff;
  box-shadow: 0 0 .25rem rgba(0, 0, 0, .5);

}

.pull {
  position: relative;
}

.pull .menu {
  width: 5rem;
  box-sizing: border-box;
  position: fixed;
  right: 1rem;
  top: 3.8rem;
  text-align: left;
  font-size: 16px !important;
  border-radius: .25rem;
  background-color: #fff;
  box-shadow: 0 0 .25rem rgba(0, 0, 0, .5);

  display: none;
}

.menu .arrow-to-top {
  position: fixed;
  right: 1.5rem;
  top: 3.3rem;
  display: inline-block;
  width: 0;
  height: 0;
  border: .25rem solid transparent;
  border-bottom-color: #fff;
}

.menu>ul>li {
  list-style: none;
  height: 2.5rem;
  line-height: 2.5rem;
  text-align: center;
}

.info {
  z-index: 999;
  width: 80%;
  min-width: 22rem;
  padding: .75rem 1.25rem;
  box-sizing: border-box;
  position: fixed;
  top: 5rem;
  left: 50%;
  transform: translateX(-50%);
  background-color: #fff;
  border-radius: .25rem;
  font-size: 14px;
  color: #666;
  box-shadow: 0 2px 6px 0 rgba(27, 142, 236, 0.5);
}

.dragging {
  z-index: 99999;
  width: 6rem;
  height: 5rem;
  position: fixed;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.btn {
  display: inline-block;
  font-weight: 400;
  color: #212529;
  text-align: center;
  vertical-align: middle;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  background-color: transparent;
  border: 1px solid transparent;
  padding: .375rem .75rem;
  font-size: .8rem;
  line-height: 1.5;
  border-radius: .25rem;
  transition: color .15s ease-in-out, background-color .15s ease-in-out, border-color .15s ease-in-out, box-shadow .15s ease-in-out;
  outline: none;
}

.btn-primary {
  color: #fff;
  background-color: #007bff;
  border-color: #007bff;
}

.test {
  background-color: red;

  z-index: 99999;
  width: 6rem;
  height: 5rem;
  position: fixed;
  top: 10rem;
  left: 50%;
  transform: translateX(-50%);
}